From patchwork Thu Jan 14 13:52:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Maydell X-Patchwork-Id: 567501 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 0E731140081 for ; Fri, 15 Jan 2016 01:27:51 +1100 (AEDT) Received: from localhost ([::1]:43078 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJisP-0001O6-OI for incoming@patchwork.ozlabs.org; Thu, 14 Jan 2016 09:27:49 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44218) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJiiw-0001Xy-IH for qemu-devel@nongnu.org; Thu, 14 Jan 2016 09:18:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aJiiv-0003Dz-Kf for qemu-devel@nongnu.org; Thu, 14 Jan 2016 09:18:02 -0500 Received: from mnementh.archaic.org.uk ([2001:8b0:1d0::1]:59390) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aJiiv-0003Ds-EF; Thu, 14 Jan 2016 09:18:01 -0500 Received: from pm215 by mnementh.archaic.org.uk with local (Exim 4.80) (envelope-from ) id 1aJiKd-0008UV-GZ; Thu, 14 Jan 2016 13:52:55 +0000 From: Peter Maydell To: qemu-devel@nongnu.org Date: Thu, 14 Jan 2016 13:52:44 +0000 Message-Id: <1452779575-32582-9-git-send-email-peter.maydell@linaro.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1452779575-32582-1-git-send-email-peter.maydell@linaro.org> References: <1452779575-32582-1-git-send-email-peter.maydell@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 2001:8b0:1d0::1 Cc: patches@linaro.org, qemu-arm@nongnu.org, "Edgar E. Iglesias" , Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= , =?UTF-8?q?Andreas=20F=C3=A4rber?= Subject: [Qemu-devel] [PATCH v3 08/19] exec.c: Add cpu_get_address_space() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add a function to return the AddressSpace for a CPU based on its numerical index. (Callers outside exec.c don't have access to the CPUAddressSpace struct so can't just fish it out of the CPUState struct directly.) Signed-off-by: Peter Maydell Acked-by: Edgar E. Iglesias --- exec.c | 6 ++++++ include/exec/exec-all.h | 9 +++++++++ 2 files changed, 15 insertions(+) diff --git a/exec.c b/exec.c index 5bd3045..cbadca4 100644 --- a/exec.c +++ b/exec.c @@ -564,6 +564,12 @@ void cpu_address_space_init(CPUState *cpu, AddressSpace *as, int asidx) memory_listener_register(&newas->tcg_as_listener, as); } } + +AddressSpace *cpu_get_address_space(CPUState *cpu, int asidx) +{ + /* Return the AddressSpace corresponding to the specified index */ + return cpu->cpu_ases[asidx].as; +} #endif #ifndef CONFIG_USER_ONLY diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 587736e..05a151d 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -103,6 +103,15 @@ void cpu_reloading_memory_map(void); * Note that with KVM only one address space is supported. */ void cpu_address_space_init(CPUState *cpu, AddressSpace *as, int asidx); +/** + * cpu_get_address_space: + * @cpu: CPU to get address space from + * @asidx: index identifying which address space to get + * + * Return the requested address space of this CPU. @asidx + * specifies which address space to read. + */ +AddressSpace *cpu_get_address_space(CPUState *cpu, int asidx); /* cputlb.c */ /** * tlb_flush_page: